/* 
输出乘法口诀
 */
#include <iostream>
using namespace std;

int main(int argc, char const *argv[])
{
  for (int i = 1; i < 10; i++)
  {
    for (int j = 1; j <= i; j++)
    {
      cout << j << "x" << i << " = " << i * j << "\t";
    }
    cout << endl;
  }

  return 0;
}